(1)重力

(2)〈美〉格拉弗蒂
美国石油协会制定的比重，石油越轻，该比重越高。

• Islam
• Islamic law
• island
• Isle of Man
• isolated sale
• isolated transaction
• is qui cognoscit
• issei
• issint
• issuable
• issuable defense
• issuable facts
• issuable plea
• issuable terms
• issue
• issue at law
• issue begotten of her body
• issue by marriage
• issue devisavit vel non
• issued stock
• issue in law
• issue joined
• issue legally begotten
• issue of fact
• issue of his body